stagnation vs tumult

stagnation

noun
  • Inactivity. 

  • The state of being stagnant, without circulation. 

tumult

noun
  • Violent commotion or agitation, often with confusion of sounds. 

  • Confused, agitated noise as made by a crowd. 

  • A riot or uprising. 

How often have the words stagnation and tumult occurred in a corpus of books? (source: Google Ngram Viewer )